This study sought to investigate the effect of price limits on the
volatility of stock returns on the Damascus Stock Exchange. Where
the study period divided into two periods the first test period
3/3/2009 and until 23/6/2011, the second test period 13/2/2011 until
30/3/2017. Using the model (1,1) GARCH.
The aim of current research is to determine whether the earnings
management by income smoothing approach has impact on stock
returns for companies listed at Damascus Securities Exchange. The
sample includes (14) listed companies for the period fro
m the first
quarter of 2011 until the fourth quarter of 2015. Eckel method is
used to classify companies into two groups: smoother and nonsmoother
companies.
This study sought to find out whether there is any significant relationship between
the in trading volume shares of Syrian companies listed in the Damascus market Securities
Exchange, and Volatility of stock returns monthly in that market, during t
he period 1-1-
2010 till 31-8-2014, and to discover what kind of that relationship (positive or negative
correlation) in order to give appropriate weight to them for interpreting fluctuations in the
volume of trading in the stock Damascus market Securities Exchange, or for predicting.
When using the method of Nonlinear regression analysis method GARCH(1,1) to process
the data related to Return on the stock in DSE we found that the relationship between the
trading volume shares and volatility of stock returns wasn't statistically significant. This
volatility in stock returns mustn't be taken into account as an important factor when trying
to explain the reasons for fluctuations in trading volume market or when predicting.
This research aims to identify the possibility of using the information of accruals (Depreciation and Provision) basis in predicting stock market returns for companies listed at Damascus Security Exchange. The study is applied on (11) companies durin
g the period from the first quarter of 2010 until the second quarter of 2014. The hypotheses are tested using approach of simple and multiple linear regression. The research conclude that the information of accruals basis can’t predict stock market returns for next period for companies listed at Damascus Security Exchange, unless the control variables are entered, Book to Market ratio, Beta & Earning to Price ratio.